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It is a joint NASA / USGS program. On 23 July 1972, the Earth Resources Technology Satellite was launched. This was eventually renamed to Landsat 1 in 1975. [ 1 ] The most recent, Landsat 9, was launched on 27 September 2021. The instruments on the Landsat satellites have acquired millions of images.
Google Earth. Google Earth is a computer program that renders a 3D representation of Earth based primarily on satellite imagery. The program maps the Earth by superimposing satellite images, aerial photography, and GIS data onto a 3D globe, allowing users to see cities and landscapes from various angles. Users can explore the globe by entering ...
English: Timelapse of Lake Urmia using satellites. The lake has shrunk to 10% of its former size. The lake has shrunk to 10% of its former size. At its greatest extent, it was the largest lake in the Middle East and the sixth-largest saltwater lake on the planet.
Brian McClendon. Brian A McClendon (born 1964) is an American software executive, engineer, and inventor. [1] He was a co-founder and angel investor in Keyhole, Inc., a geospatial data visualization company that was purchased by Google in 2004 [2] [3] to produce Google Earth. Keyhole itself was spun off from another company called Intrinsic ...
Rebecca Moore (scientist) Rebecca Moore in 2016, wearing her Rachel Carson Award medal. Rebecca Moore (born 1955) [ 1] is an American software engineer, director of Google Earth, and director and founder of the Google Earth Outreach and Google Earth Engine computer mapping projects. [ 2]
Google Street View coverage. The following is a timeline for Google Street View, a technology implemented in Google Maps and Google Earth that provides ground-level interactive panoramas of cities. The service was first introduced in the United States on May 25, 2007, and initially covered only five cities: San Francisco, Las Vegas, Denver ...
Google Optimize, formerly Google Website Optimizer, was a freemium web analytics and testing tool by Google. [1] It allowed running some experiments that are aimed to help online marketers and webmasters to increase visitor conversion rates and overall visitor satisfaction.
Geohash. The 6g cell and its sub-grid. Geohash is a public domain geocode system invented in 2008 by Gustavo Niemeyer [ 1] which encodes a geographic location into a short string of letters and digits. Similar ideas were introduced by G.M. Morton in 1966. [ 2] It is a hierarchical spatial data structure which subdivides space into buckets of ...